Home / 47,136.03-70,685.51-17,143.14

Finding the Fourth Proportional to 47,136.03, 70,685.51 and 17,143.14

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Solution

The fourth proportional to 47,136.03, 70,685.51 and 17,143.14 is: 25,707.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.03 : 70,685.51 = 17,143.14 : x
  2. Step 2: Convert to fraction form
    47,136.03/70,685.51 = 17,143.14/x
  3. Step 3: Cross multiply
    47,136.03x = 70,685.51 × 17,143.14
  4. Step 4: Simplify right side
    47,136.03x = 1,211,771,869.69
  5. Step 5: Solve for x
    x = 1,211,771,869.69/47,136.03
  6. Step 6: Final answer
    x = 25,707.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.